Also trades as: DOL.TO (TSX) · $vol 102M
DLMAF OTC
Dollarama Inc.
1W: -0.9%
1M: +13.3%
3M: +10.7%
YTD: -2.3%
1Y: +10.1%
3Y: +113.3%
5Y: +218.0%
$147.46
+0.00 (+0.00%)
Pre-Market: $145.82 (-1.64, -1.11%)
Weekly Expected Move ±5.2%
$133
$141
$149
$156
$164
Credit Risk of going bust: lower than 88% of companies Debt: 9.7% of company value Bonds: none of note held by US funds details ▾
If the stock fell to about $0.64 (down 99.6%), Dollarama Inc. would be worth roughly what it owes.
Total debt $4.21B against a stock market value of $39.24B.
Distance to default 12.69 (Merton model): prices to 2026-10-27, balance sheet 2026-07-31, debt counted $1.36B (short-term plus half of long-term), stock volatility 27.7%; Altman Z'' 2.26. A ranking and a back-test, not a forecast.
US fund filings (SEC N-PORT) show under $25M of this company's bonds, so there is no bond page. Its debt may be bank loans or privately placed. How these are computed.
Total debt $4.21B against a stock market value of $39.24B.
Distance to default 12.69 (Merton model): prices to 2026-10-27, balance sheet 2026-07-31, debt counted $1.36B (short-term plus half of long-term), stock volatility 27.7%; Altman Z'' 2.26. A ranking and a back-test, not a forecast.
US fund filings (SEC N-PORT) show under $25M of this company's bonds, so there is no bond page. Its debt may be bank loans or privately placed. How these are computed.
Overview
Chart
Smart Money
Financials
Income Statement
Cash Flow
Balance Sheet
Earnings
Analysis
Technicals
Weather
Peers
ESG
Institutions
ETF Exposure
Dark Pool
Short Interest
#1
of 2
Discount Stores
Technical Signal Map
6 Bullish
0 Neutral
3 Bearish
DLMAF
$40B
Dollarama Inc.
BULLISH
+60
WMT
$954B
Walmart Inc.
BULLISH
+78
COST
$445B
Costco Wholesale Corporation
BULLISH
+78
BJ
$13B
BJ's Wholesale Club Holdings, Inc.
BULLISH
+41
WMMVY
$47B
Wal-Mart de Mexico SAB de CV Sponsored ADR Class V
BULLISH
+33
DLTR
$24B
Dollar Tree, Inc.
BULLISH
+32
DG
$29B
Dollar General Corporation
LEAN BEAR
-10
WMMVF
$46B
Wal-Mart de México, S.A.B. de C.V.
LEAN BEAR
-27
TGT
$69B
Target Corporation
BEARISH
-84
Peer Comparison
| Symbol | Mkt Cap | P/E | ROE % | ROIC % | Net Mgn % | Rev Grw % | Piotroski | Signal | 1Y Ret % |
|---|---|---|---|---|---|---|---|---|---|
| DLMAF Dollarama Inc. | $40B | 40.7 | 93.4 | 19.5 | 17.2 | 27.4 | 8 | BULLISH | 10.1 |
| WMT Walmart Inc. | $954B | 43.1 | 23.4 | 15.4 | 3.4 | 6.2 | 6 | BULLISH | 12.6 |
| COST Costco Wholesale Corporation | $445B | 47.7 | 28.4 | 38.1 | 3.1 | 10.1 | 8 | BULLISH | 6.6 |
| BJ BJ's Wholesale Club Holdings, Inc. | $13B | 22.8 | 27.7 | 13.1 | 2.8 | 9.1 | 6 | BULLISH | 14.6 |
| WMMVY Wal-Mart de Mexico SAB de CV Sponsored ADR Class V | $47B | 16.9 | 21.8 | 19.3 | 4.4 | 2.1 | 5 | BULLISH | -20.2 |
| DLTR Dollar Tree, Inc. | $24B | 15.1 | 45.9 | 16.2 | 10.5 | -7.8 | 8 | BULLISH | 24.8 |
| DG Dollar General Corporation | $29B | 16.4 | 19.7 | 8.0 | 4.9 | 4.8 | 7 | LEAN BEAR | 24.4 |
| WMMVF Wal-Mart de México, S.A.B. de C.V. | $46B | 16.9 | 21.9 | 19.4 | 4.4 | 2.9 | 6 | LEAN BEAR | -19.2 |
| TGT Target Corporation | $69B | 15.3 | 26.4 | 15.0 | 7.1 | 2.0 | 6 | BEARISH | 63.4 |
| DLMAF Dollarama Inc. | $40B | 40.7 | 93.4 | 19.5 | 17.2 | 27.4 | 8 | BULLISH | 10.1 |
| EL The Estée Lauder Companies Inc. | $39B | 212.5 | 4.7 | 6.2 | -3.2 | 5.1 | 7 | BULLISH | 6.4 |
| KVUE Kenvue Inc. | $38B | 22.3 | 15.6 | 12.5 | 11.5 | 1.8 | 8 | BULLISH | 31.2 |
| FMX Fomento Económico Mexicano, S.A.B. de C.V. | $44B | 22.7 | 31.1 | -13.5 | 2.4 | -70.9 | 4 | BULLISH | 30.1 |
| HENOY Henkel AG & Co. KGaA | $36B | 16.5 | 9.4 | 9.9 | 9.5 | -2.8 | 5 | BULLISH | 4.4 |
| KDP Keurig Dr Pepper Inc. | $47B | 35.1 | 5.7 | 4.4 | 1.9 | 27.5 | 3 | BULLISH | 28.4 |
| HEINY Heineken N.V. | $48B | 18.8 | 12.4 | 7.2 | 7.6 | 1.8 | 6 | BULLISH | 6.8 |
| CCEP Coca-Cola Europacific Partners PLC | $49B | 22.5 | 23.8 | 12.0 | 9.0 | 2.2 | 7 | BULLISH | 23.2 |
| KHC The Kraft Heinz Company | $29B | -8.4 | -8.8 | -4.9 | -87.2 | -1.6 | 5 | BULLISH | -3.1 |
| GPDNF Danone S.A. | $45B | 20.2 | 11.7 | 10.6 | 8.4 | 0.4 | 6 | BULLISH | -23.6 |
| SVNDY Seven & i Holdings Co., Ltd. | $31B | 16.6 | 8.2 | 4.6 | 2.1 | 5.0 | 9 | BULLISH | 0.3 |
| ADRNY Koninklijke Ahold Delhaize N.V. | $33B | 13.1 | 16.4 | 9.1 | 2.3 | -0.2 | 6 | BULLISH | -14.0 |
| SYY Sysco Corporation | $40B | 22.4 | 78.2 | 15.1 | 2.5 | 3.9 | 7 | BULLISH | 9.5 |
| TSCDY Tesco PLC | $45B | 17.9 | 16.3 | 10.9 | 2.8 | 5.6 | 7 | BULLISH | 17.1 |
| KR The Kroger Co. | $39B | 35.6 | 14.3 | 6.0 | 1.9 | 1.6 | 5 | BULLISH | -1.3 |
| KMB Kimberly-Clark Corporation | $37B | 18.6 | 129.4 | 19.8 | 8.2 | -12.3 | 7 | BULLISH | -8.3 |
| AJINF Ajinomoto Co., Inc. | $32B | 35.7 | 18.9 | 12.2 | 8.8 | 7.1 | 8 | LEAN BULL | 6.1 |
| RBGLY Reckitt Benckiser Group plc | $47B | 11.7 | 48.0 | 21.5 | 10.2 | -2.5 | 5 | LEAN BULL | -11.1 |
| HSY The Hershey Company | $34B | 22.3 | 32.8 | 17.7 | 16.4 | 7.7 | 6 | NEUTRAL | -7.6 |
| WOLWF Woolworths Group Limited | $31B | 43.5 | 23.6 | 10.5 | 2.2 | 3.5 | 8 | LEAN BEAR | 52.6 |
| ADM Archer-Daniels-Midland Company | $39B | 21.4 | 7.7 | 7.4 | 4.0 | -0.8 | 6 | BEARISH | 24.5 |
| DLMAF Dollarama Inc. | $40B | 40.7 | 93.4 | 19.5 | 17.2 | 27.4 | 8 | BULLISH | 10.1 |
| PM Philip Morris International Inc. | $311B | 29.6 | -113.6 | 39.5 | 29.0 | 8.0 | 8 | BULLISH | 28.6 |
| EL The Estée Lauder Companies Inc. | $39B | 212.5 | 4.7 | 6.2 | -3.2 | 5.1 | 7 | BULLISH | 6.4 |
| KO The Coca-Cola Company | $399B | 26.8 | 42.6 | 19.4 | 30.0 | 7.1 | 9 | BULLISH | 31.7 |
| PG The Procter & Gamble Company | $374B | 23.6 | 29.6 | 20.0 | 20.3 | 3.5 | 6 | BULLISH | 6.8 |
| LRLCY L'Oréal S.A. | $260B | 36.4 | 19.6 | 14.5 | 14.9 | 4.2 | 4 | BULLISH | 10.3 |
| UL Unilever PLC | $143B | 22.8 | 34.6 | 14.7 | 12.9 | -23.3 | 6 | BULLISH | -4.6 |
| MO Altria Group, Inc. | $124B | 15.5 | -269.2 | 43.2 | 42.9 | 8.0 | 7 | BULLISH | 13.6 |
| MNST Monster Beverage Corporation | $90B | 41.7 | 25.7 | 34.7 | 23.0 | 20.4 | 7 | BULLISH | 30.4 |
| DGEAF Diageo plc | $54B | 29.8 | 15.9 | 13.7 | -2.8 | -19.9 | 5 | BULLISH | -3.0 |
| CCEP Coca-Cola Europacific Partners PLC | $49B | 22.5 | 23.8 | 12.0 | 9.0 | 2.2 | 7 | BULLISH | 23.2 |
| HEINY Heineken N.V. | $48B | 18.8 | 12.4 | 7.2 | 7.6 | 1.8 | 6 | BULLISH | 6.8 |
| KDP Keurig Dr Pepper Inc. | $47B | 35.1 | 5.7 | 4.4 | 1.9 | 27.5 | 3 | BULLISH | 28.4 |
| FMX Fomento Económico Mexicano, S.A.B. de C.V. | $44B | 22.7 | 31.1 | -13.5 | 2.4 | -70.9 | 4 | BULLISH | 30.1 |
| KVUE Kenvue Inc. | $38B | 22.3 | 15.6 | 12.5 | 11.5 | 1.8 | 8 | BULLISH | 31.2 |
| HENOY Henkel AG & Co. KGaA | $36B | 16.5 | 9.4 | 9.9 | 9.5 | -2.8 | 5 | BULLISH | 4.4 |
| KHC The Kraft Heinz Company | $29B | -8.4 | -8.8 | -4.9 | -87.2 | -1.6 | 5 | BULLISH | -3.1 |
| CHD Church & Dwight Co., Inc. | $25B | 33.7 | 17.0 | 13.0 | 13.3 | 2.7 | 8 | BULLISH | 23.9 |
| CCHBF Coca-Cola HBC AG | $23B | 20.1 | 27.3 | 18.5 | 8.4 | 9.3 | 5 | BULLISH | 36.9 |
| HKHHY Heineken Holding N.V. | $23B | 20.2 | 12.8 | 11.1 | 3.8 | 1.5 | 6 | BULLISH | 17.0 |
| KKOYY Kesko Oyj | $22B | 22.5 | 16.2 | 8.1 | 3.8 | 6.4 | 7 | BULLISH | 25.6 |
| USFD US Foods Holding Corp. | $22B | 31.1 | 16.4 | 10.3 | 2.6 | 3.8 | 7 | BULLISH | 38.1 |
| ASBFY Associated British Foods plc | $18B | 14.4 | 8.4 | 6.9 | 4.7 | -2.4 | 5 | BULLISH | -15.2 |
| MICC The Magnum Ice Cream Company N.V. | $12B | 57.7 | 16.8 | -1.8 | 7.3 | — | 4 | BULLISH | — |
| UNICY Unicharm Corporation | $11B | 27.0 | 8.3 | 13.8 | 8.4 | 1.2 | 7 | BULLISH | -1.2 |
| CVPBF CP ALL Public Company Limited | $13B | 13.1 | 23.6 | 4.4 | 2.9 | 3.4 | 8 | BULLISH | 8.9 |
| GPDNF Danone S.A. | $45B | 20.2 | 11.7 | 10.6 | 8.4 | 0.4 | 6 | BULLISH | -23.6 |
| WMT Walmart Inc. | $954B | 43.1 | 23.4 | 15.4 | 3.4 | 6.2 | 6 | BULLISH | 12.6 |
| COST Costco Wholesale Corporation | $445B | 47.7 | 28.4 | 38.1 | 3.1 | 10.1 | 8 | BULLISH | 6.6 |
| NSRGY Nestlé S.A. | $260B | 28.8 | 25.8 | 12.7 | 8.1 | -2.2 | 6 | BULLISH | -0.1 |
| PEP PepsiCo, Inc. | $185B | 16.8 | 52.3 | 19.1 | 12.1 | 6.4 | 9 | BULLISH | -11.1 |
| BTI British American Tobacco p.l.c. | $128B | 15.4 | 13.6 | 9.2 | 26.1 | 1.1 | 5 | BULLISH | 21.8 |
| LBLCF Loblaw Companies Limited | $58B | 28.5 | 25.4 | 12.1 | 5.0 | 3.7 | 6 | BULLISH | 17.3 |
| SVNDY Seven & i Holdings Co., Ltd. | $31B | 16.6 | 8.2 | 4.6 | 2.1 | 5.0 | 9 | BULLISH | 0.3 |
| IMBBY Imperial Brands PLC | $29B | 13.4 | 38.8 | 17.3 | 5.2 | -39.8 | 5 | BULLISH | -3.2 |
| STZ Constellation Brands, Inc. | $23B | 11.7 | 23.9 | 12.2 | 21.5 | -4.3 | 7 | BULLISH | -3.7 |
| TSN Tyson Foods, Inc. | $20B | 33.4 | 3.2 | 4.0 | 1.3 | 2.9 | 6 | BULLISH | 9.5 |
| CABGY Carlsberg A/S | $19B | 19.7 | 24.1 | 10.1 | 8.1 | 11.2 | 5 | BULLISH | 16.3 |
| PRNDY Pernod Ricard S.A. | $19B | 13.9 | 7.8 | 0.0 | 5.5 | -14.5 | 5 | BULLISH | -25.4 |
| MTRAF Metro Inc. | $14B | 22.6 | 12.8 | 10.3 | 3.0 | 3.0 | 6 | BULLISH | 0.1 |
| ADRNY Koninklijke Ahold Delhaize N.V. | $33B | 13.1 | 16.4 | 9.1 | 2.3 | -0.2 | 6 | BULLISH | -14.0 |
| CLEGF Coles Group Limited | $23B | 29.1 | 28.1 | 10.4 | 2.6 | 2.7 | 5 | BULLISH | 20.4 |
| MHGVY Mowi ASA | $12B | 17.0 | 16.7 | 9.4 | -10.3 | 8.0 | 5 | BULLISH | 1.8 |
| SAPIF Saputo Inc. | $12B | 32.4 | 6.7 | 8.7 | 0.1 | -16.1 | 7 | BULLISH | 17.4 |
| CLX The Clorox Company | $10B | 18.1 | 285.6 | 23.1 | 8.4 | -5.4 | 4 | BULLISH | -21.9 |
| BUD Anheuser-Busch InBev SA/NV | $166B | 13.7 | 10.7 | 8.1 | 19.8 | 4.4 | 9 | BULLISH | 33.0 |
| TSCDY Tesco PLC | $45B | 17.9 | 16.3 | 10.9 | 2.8 | 5.6 | 7 | BULLISH | 17.1 |
| SYY Sysco Corporation | $40B | 22.4 | 78.2 | 15.1 | 2.5 | 3.9 | 7 | BULLISH | 9.5 |
| KAOCF Kao Corporation | $24B | 24.5 | 12.6 | 12.1 | 7.6 | 6.5 | 7 | BULLISH | 171.4 |
| KRYAY Kerry Group plc | $18B | 24.8 | 10.7 | 9.6 | 8.5 | 2.8 | 7 | BULLISH | 14.2 |
| KNBWY Kirin Holdings Company, Limited | $15B | 11.6 | 16.1 | 11.0 | 11.6 | 7.5 | 9 | BULLISH | 27.7 |
| SJM The J. M. Smucker Company | $14B | 59.3 | 3.9 | 3.6 | 14.6 | 5.1 | 8 | BULLISH | 26.0 |
| BF-A Brown-Forman Corporation | $14B | 18.5 | 18.1 | 14.8 | 19.3 | -0.8 | 8 | BULLISH | 9.4 |
| COKE Coca-Cola Consolidated, Inc. | $14B | 25.6 | 97.3 | 37.8 | 7.7 | 10.7 | 6 | BULLISH | 61.8 |
| SRHGF Shoprite Holdings Limited | $12B | 23.3 | 25.2 | 14.0 | 3.2 | 8.3 | 8 | BULLISH | 61.7 |
| BMBOY Grupo Bimbo, S.A.B. de C.V. | $15B | 22.2 | 10.3 | 9.4 | 3.9 | -2.1 | 8 | BULLISH | 4.8 |
| ORKLF Orkla ASA | $11B | 14.1 | 15.7 | 9.2 | 10.0 | -0.6 | 5 | BULLISH | -0.3 |
| JSNSF J Sainsbury plc | $11B | 21.0 | 6.2 | 5.3 | 0.9 | -2.8 | 5 | BULLISH | 7.3 |
| KIKOY Kikkoman Corporation | $10B | 25.1 | 12.4 | 11.9 | 9.4 | 11.1 | 8 | BULLISH | 29.6 |
| GIS General Mills, Inc. | $18B | -20.3 | -10.6 | -0.8 | 9.0 | -4.5 | 4 | BULLISH | -29.4 |
| PFGC Performance Food Group Co | $15B | 41.9 | 7.7 | 5.2 | 0.9 | 7.2 | 7 | BULLISH | -4.0 |
| MDLZ Mondelez International, Inc. | $81B | 22.8 | 13.3 | 7.5 | 16.5 | 6.9 | 6 | BULLISH | 2.6 |
| WNGRF George Weston Limited | $28B | 40.7 | 20.6 | 16.2 | 0.9 | 3.8 | 5 | BULLISH | 21.1 |
| CL Colgate-Palmolive Company | $75B | 36.2 | 434.3 | 47.5 | 12.9 | 5.2 | 8 | BULLISH | 18.2 |
| KR The Kroger Co. | $39B | 35.6 | 14.3 | 6.0 | 1.9 | 1.6 | 5 | BULLISH | -1.3 |
| KMB Kimberly-Clark Corporation | $37B | 18.6 | 129.4 | 19.8 | 8.2 | -12.3 | 7 | BULLISH | -8.3 |
| ETTYF Essity AB (publ) | $19B | 16.8 | 12.2 | 9.5 | 6.5 | -3.0 | 5 | BULLISH | 6.8 |
| NNFSF Nongfu Spring Co., Ltd. | $59B | 22.7 | 49.2 | 155.2 | 29.9 | 55.1 | 9 | BULLISH | -23.7 |
| CHLSY Chocoladefabriken Lindt & Sprüngli AG | $23B | 26.7 | 16.1 | 13.4 | 8.2 | 5.8 | 6 | BULLISH | -41.9 |
| JAPAY Japan Tobacco Inc. | $85B | 21.0 | 14.9 | 12.2 | 22.1 | 13.7 | 8 | BULLISH | 45.2 |
| BJ BJ's Wholesale Club Holdings, Inc. | $13B | 22.8 | 27.7 | 13.1 | 2.8 | 9.1 | 6 | BULLISH | 14.6 |
| BDWBF Budweiser Brewing Company APAC Limited | $10B | 17.8 | 5.5 | 7.3 | 14.9 | -87.6 | 5 | BULLISH | -27.1 |
| WMMVY Wal-Mart de Mexico SAB de CV Sponsored ADR Class V | $47B | 16.9 | 21.8 | 19.3 | 4.4 | 2.1 | 5 | BULLISH | -20.2 |
| DLTR Dollar Tree, Inc. | $24B | 15.1 | 45.9 | 16.2 | 10.5 | -7.8 | 8 | BULLISH | 24.8 |
| BDRFY Beiersdorf AG | $21B | 18.7 | 10.8 | 12.9 | 11.1 | -1.9 | 6 | LEAN BULL | -18.5 |
| AJINF Ajinomoto Co., Inc. | $32B | 35.7 | 18.9 | 12.2 | 8.8 | 7.1 | 8 | LEAN BULL | 6.1 |
| RBGLY Reckitt Benckiser Group plc | $47B | 11.7 | 48.0 | 21.5 | 10.2 | -2.5 | 5 | LEAN BULL | -11.1 |
| EMBVF Arca Continental, S.A.B. de C.V. | $20B | 11.0 | 14.6 | 15.9 | 7.8 | -0.1 | 6 | LEAN BULL | 19.1 |
| HRL Hormel Foods Corporation | $12B | 33.1 | 4.3 | 3.8 | 2.0 | 0.7 | 4 | LEAN BULL | -7.5 |
| SDPNF SD Guthrie Berhad | $10B | 22.6 | 15.5 | 8.8 | 20.0 | -0.2 | 6 | LEAN BULL | 41.9 |
| JRONY Jeronimo Martins, SGPS S.A. Unsponsored ADR | $13B | 17.9 | 21.2 | 13.5 | 1.5 | 7.3 | 5 | NEUTRAL | -14.3 |
| LOTBY Lotus Bakeries N.V. | $12B | 56.8 | 23.1 | 16.2 | 13.1 | 12.9 | 6 | NEUTRAL | 59.7 |
| LDSVF Chocoladefabriken Lindt & Spruengli AG Partizipsch. | $23B | 26.7 | 16.0 | 13.3 | 8.2 | 4.7 | 6 | NEUTRAL | -37.6 |
| HSY The Hershey Company | $34B | 22.3 | 32.8 | 17.7 | 16.4 | 7.7 | 6 | NEUTRAL | -7.6 |
| DG Dollar General Corporation | $29B | 16.4 | 19.7 | 8.0 | 4.9 | 4.8 | 7 | LEAN BEAR | 24.4 |
| WOLWF Woolworths Group Limited | $31B | 43.5 | 23.6 | 10.5 | 2.2 | 3.5 | 8 | LEAN BEAR | 52.6 |
| JBS Jbs N.V. | $28B | 17.1 | 23.7 | 45.1 | -0.4 | 221.2 | 6 | LEAN BEAR | -5.1 |
| WMMVF Wal-Mart de México, S.A.B. de C.V. | $46B | 16.9 | 21.9 | 19.4 | 4.4 | 2.9 | 6 | LEAN BEAR | -19.2 |
| KOF Coca-Cola FEMSA, S.A.B. de C.V. | $25B | 18.4 | 12.1 | 10.9 | 8.1 | -22.6 | 5 | LEAN BEAR | 31.7 |
| MKC-V McCormick & Company, Incorporated | $13B | 8.6 | 23.5 | 9.1 | 4.8 | 13.2 | 6 | BEARISH | -28.9 |
| CRRFY Carrefour S.A. | $11B | 11.8 | 7.0 | 10.5 | 0.1 | -7.2 | 5 | BEARISH | -0.3 |
| ABEV Ambev S.A. | $52B | 15.0 | 18.0 | 27.4 | 16.8 | -3.8 | 7 | BEARISH | 31.5 |
| ASBRF Asahi Group Holdings, Ltd. | $15B | 14.7 | 6.3 | 4.2 | 9.5 | -0.2 | 6 | BEARISH | -8.3 |
| TGT Target Corporation | $69B | 15.3 | 26.4 | 15.0 | 7.1 | 2.0 | 6 | BEARISH | 63.4 |
| ADM Archer-Daniels-Midland Company | $39B | 21.4 | 7.7 | 7.4 | 4.0 | -0.8 | 6 | BEARISH | 24.5 |
| WLMIF Wilmar International Limited | $17B | 11.1 | 5.7 | 3.9 | 1.6 | 6.0 | 4 | BEARISH | -2.3 |
| JRONF Jerónimo Martins, SGPS, S.A. | $13B | 17.9 | 21.1 | 13.5 | 1.5 | 6.7 | 5 | BEARISH | -22.4 |
| BG Bunge Global S.A. | $20B | 19.5 | 7.5 | 5.6 | 2.8 | 80.5 | 6 | BEARISH | 4.4 |
| WHGRF WH Group Limited | $11B | 6.6 | 14.0 | 11.5 | 5.6 | 5.3 | 5 | BEARISH | -13.1 |
Profile Radar
Valuation vs Profitability
Performance Comparison
Industry Market Share
DLMAF vs Benchmarks
ROIC
Gross Margin
Op Margin
Net Margin
Revenue Growth
P/E Ratio
ROE
Piotroski F