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Security record · archived quarter

OSTK

name pending profile ingest

Q3 2026 Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024
76Tracked holders
+7Δ holders
34.79MShares held
$161.45MReported value
+12New positions
−5Exits
Rising How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth +10.1% · share flow +4.4% · net new positions +9.2% · formula
Broad accumulation: rising shares across more holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q3 2026 2 0 13.14K $22,604 n/a n/a
Q2 2026 71 -2 40.32M $233.36M +6 −9
Q1 2026 76 +7 34.79M $161.45M +12 −5
Q4 2025 69 -1 35.54M $194.02M +1 −2
Q3 2025 15 +1 17.20M $168.38M +2 −1
Q2 2025 11 +1 13.51M $92.97M +2 −1
Q1 2025 7 -3 5.64M $32.72M n/a −3
Q4 2024 10 +1 4.67M $23.02M +1 n/a
Q3 2024 8 -2 3.14M $31.70M n/a −2
Q2 2024 10 n/a 2.25M $29.49M n/a n/a
Holder count
Who holds it · Q1 2026
#ManagerSharesΔ sharesValueTheir weightHeld
1 Tidal Investments LLC 6.04M +5.0% $28.02M 0.1% ▲ Add 2 SEC ↗
2 BlackRock ✦ (passive) 4.90M +0.5% $22.74M 0.0% ▲ Add 4 SEC ↗ ×9
3 Vanguard Capital Management Llc 3.04M n/a $14.12M 0.0% n/c 1 SEC ↗
4 Morgan Stanley ✦ 2.64M +8.5% $12.27M 0.0% ▲ Add 3 SEC ↗ ×7
5 Marshall Wace ✦ 2.60M +469.8% $12.07M 0.0% ▲ Add 8 SEC ↗ ×2
6 Goldman Sachs Group ✦ 1.66M +16.9% $7.69M 0.0% ▲ Add 3 SEC ↗ ×2
7 Geode Capital Management ✦ (passive) 1.62M -0.6% $7.51M 0.0% ▼ Trim 8 SEC ↗ ×2
8 State Street Global Advisors ✦ (passive) 1.30M -1.0% $6.03M 0.0% ▼ Trim 6 SEC ↗
9 Renaissance Technologies ✦ 1.04M +95.3% $4.83M 0.0% ▲ Add 2 SEC ↗
10 Federated Hermes, Inc. 982.83K +13.4% $4.56M 0.0% ▲ Add 2 SEC ↗ ×2
11 Dimensional Fund Advisors Lp 905.71K +49.4% $4.20M 0.0% ▲ Add 2 SEC ↗ ×3
12 UBS Group AG 839.16K +35.8% $3.89M 0.0% ▲ Add 2 SEC ↗ ×2
13 Charles Schwab Investment… 558.37K -2.4% $2.59M 0.0% ▼ Trim 2 SEC ↗
14 Northern Trust Corp 530.14K +5.1% $2.46M 0.0% ▲ Add 2 SEC ↗ ×4
15 Tudor Investment Corp Et Al 520.04K +25.9% $2.41M 0.0% ▲ Add 2 SEC ↗
16 ProShare Advisors LLC 510.23K -15.3% $2.37M 0.0% ▼ Trim 2 SEC ↗
17 Connor, Clark & Lunn Investment… 488.22K +61.7% $2.27M 0.0% ▲ Add 2 SEC ↗
18 Bank Of America Corp /De/ 416.23K +100.3% $1.93M 0.0% ▲ Add 2 SEC ↗ ×3
19 Susquehanna International Group, Llp 415.25K +15.5% $1.93M 0.0% ▲ Add 2 SEC ↗
20 Nuveen, LLC 347.64K -84.9% $1.61M 0.0% ▼ Trim 2 SEC ↗ ×3
21 Citadel Advisors ✦ 301.61K +105.3% $1.40M 0.0% ▲ Add 3 SEC ↗
22 AQR Capital Management ✦ 287.71K New $1.33M 0.0% New 1 SEC ↗ ×6
23 Stifel Financial Corp 259.74K +1.4% $1.21M 0.0% ▲ Add 2 SEC ↗ ×2
24 Cetera Investment Advisers 216.48K +3.2% $1.00M 0.0% ▲ Add 2 SEC ↗
25 Bank of New York Mellon Corp 171.26K -2.4% $794,663 0.0% ▼ Trim 2 SEC ↗ ×3
26 Simplex Trading, Llc 169.52K New $786,563 0.0% New 1 SEC ↗
27 Royal Bank Of Canada 150.80K +69.5% $700,000 0.0% ▲ Add 2 SEC ↗ ×3
28 Ameriprise Financial Inc 110.10K +12.6% $510,883 0.0% ▲ Add 2 SEC ↗
29 Qube Research & Technologies Ltd 105.74K -87.4% $490,615 0.0% ▼ Trim 2 SEC ↗
30 Raymond James Financial Inc 103.84K +22.9% $481,817 0.0% ▲ Add 2 SEC ↗ ×2
31 Osaic Holdings, Inc. 103.61K -36.7% $480,722 0.0% ▼ Trim 2 SEC ↗ ×3
32 HighTower Advisors, LLC 100.21K +16.5% $464,988 0.0% ▲ Add 2 SEC ↗
33 LPL Financial LLC 94.28K -33.4% $437,478 0.0% ▼ Trim 2 SEC ↗
34 Rhumbline Advisers 93.55K -2.4% $434,061 0.0% ▼ Trim 2 SEC ↗
35 IMC-Chicago, LLC 86.20K +108.6% $399,949 0.0% ▲ Add 2 SEC ↗
36 Quantinno Capital Management LP 85.00K +563.9% $394,391 0.0% ▲ Add 2 SEC ↗
37 T. Rowe Price ✦ 82.71K +49.9% $384,000 0.0% ▲ Add 8 SEC ↗
38 Deutsche Bank Ag\ 77.44K +39.4% $359,317 0.0% ▲ Add 2 SEC ↗ ×2
39 Walleye Trading LLC 71.48K +112.0% $331,667 0.0% ▲ Add 2 SEC ↗
40 Millennium Management ✦ 69.24K +54.4% $321,292 0.0% ▲ Add 4 SEC ↗
41 Corient Private Wealth LP 57.75K New $267,952 0.0% New 1 SEC ↗
42 Hrt Financial Lp 55.49K New $257,000 0.0% New 1 SEC ↗
43 Squarepoint Ops LLC 50.27K New $233,253 0.0% New 1 SEC ↗
44 MIRAE ASSET GLOBAL ETFS HOLDINGS… 49.80K -10.8% $231,063 0.0% ▼ Trim 2 SEC ↗
45 Alliancebernstein L.P. 39.80K 0.0% $217,308 0.0% Held 2 SEC ↗
46 Russell Investments Group, Ltd. 39.51K +5.2% $183,320 0.0% ▲ Add 2 SEC ↗ ×5
47 Invesco Ltd. 39.46K -27.2% $183,076 0.0% ▼ Trim 2 SEC ↗ ×3
48 Canada Pension Plan Investment Board 37.40K +8.4% $173,536 0.0% ▲ Add 2 SEC ↗
49 Wells Fargo & Company/Mn 37.30K -58.1% $173,073 0.0% ▼ Trim 2 SEC ↗ ×2
50 JPMorgan Chase ✦ 31.11K -22.8% $135,933 0.0% ▼ Trim 3 SEC ↗ ×3
51 Envestnet Asset Management Inc 24.47K New $113,545 0.0% New 1 SEC ↗
52 Group One Trading Llc 23.34K +96.0% $108,288 0.0% ▲ Add 2 SEC ↗
53 Bnp Paribas Financial Markets 19.23K +13.3% $89,227 0.0% ▲ Add 2 SEC ↗
54 Creative Planning 18.86K New $87,529 0.0% New 1 SEC ↗
55 Manufacturers Life Insurance… 18.45K -11.5% $85,589 0.0% ▼ Trim 2 SEC ↗
56 Barclays Plc 14.78K -86.4% $68,593 0.0% ▼ Trim 2 SEC ↗ ×2
57 Mercer Global Advisors Inc /Adv 13.98K New $64,881 0.0% New 1 SEC ↗
58 Cwm, Llc 13.58K +549.3% $63,030 0.0% ▲ Add 2 SEC ↗
59 Rockefeller Capital Management L.P. 13.00K 0.0% $60,320 0.0% Held 2 SEC ↗
60 State Board Of Administration Of… 12.90K 0.0% $59,856 0.0% Held 2 SEC ↗
61 Voya Investment Management Llc 11.35K 0.0% $52,673 0.0% Held 2 SEC ↗
62 Bank Of Montreal /Can/ 11.01K New $51,105 0.0% New 1 SEC ↗ ×3
63 Prudential Financial Inc 10.61K New $49,207 0.0% New 1 SEC ↗
64 Jones Financial Companies Lllp 9.66K +42.4% $42,201 0.0% ▲ Add 2 SEC ↗
65 New York State Common Retirement… 8.66K 0.0% $40,164 0.0% Held 2 SEC ↗
66 Citigroup Inc 7.64K -24.3% $35,473 0.0% ▼ Trim 2 SEC ↗ ×2
67 Legal & General Group Plc 6.14K 0.0% $28,471 0.0% Held 2 SEC ↗
68 Fidelity (FMR) ✦ 5.93K +97.5% $27,534 0.0% ▲ Add 4 SEC ↗ ×2
69 California State Teachers… 3.71K -12.1% $17,224 0.0% ▼ Trim 2 SEC ↗
70 National Bank Of Canada /Fi/ 1.80K +92.1% $8,361 0.0% ▲ Add 2 SEC ↗
71 Us Bancorp \De\ 1.74K +67.0% $8,083 0.0% ▲ Add 2 SEC ↗
72 Pnc Financial Services Group, Inc. 1.58K -38.7% $7,340 0.0% ▼ Trim 2 SEC ↗ ×2
73 Northwestern Mutual Wealth… 510 0.0% $2,367 0.0% Held 2 SEC ↗
74 Optiver Holding B.V. 380 -0.5% $1,763 0.0% ▼ Trim 2 SEC ↗
75 UBS AM, a distinct business unit of… 252 New $1,169 0.0% New 1 SEC ↗
76 TD Waterhouse Canada Inc. 65 New $303 0.0% New 1 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.

New buyers

Exited

Jane Street Group, Llc $4.39M was 0.0%
Two Sigma Investments $1.97M was 0.0%
Sei Investments Co $358,899 was 0.0%
State Of Wisconsin Investment… $322,631 was 0.0%
Assetmark, Inc $442 was 0.0%

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 182 holders, 43.73M shares, $199.66M reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q1 2026 · Methodology · Get this via the API