Cogent Biosciences, Inc.
US ˙ NasdaqGS ˙ US19240Q2012

SecurityCOGT / Cogent Biosciences, Inc.
InstitutionTrexquant Investment LP
Latest Disclosed Ownership107,443 shares
Latest Disclosed Value $ 4,135,481
Trexquant Investment LP reports 91.50% increase in ownership of COGT / Cogent Biosciences, Inc.

On May 15, 2026 - Trexquant Investment LP filed a 13F-HR form disclosing ownership of 107,443 shares of Cogent Biosciences, Inc. (US:COGT) valued at $4,135,481 USD as of March 31, 2026. The entity filed a previous 13F-HR on February 17, 2026 disclosing 56,106 shares of Cogent Biosciences, Inc.. This represents a change in shares of 91.50% during the quarter. The current value of the position is $3,332,882 USD.

Institutional Ownership: 13F and NPORT Filings

The Security and Class in the table below are shown exactly as filed by the investor. We do our best to track continuity of investments through acquisitions, and this will be reflected in the table as changes in names. In addition to descriptive data, performance of the investment is shown over time. To calculate quarterly performance, we first calculate cost basis of the shares purchased during the quarter, then use that to calculate gross profit. Quarterly return is Gross Profit / Starting Portfolio value.

Note that cost basis is calculated and stored in thousands, so small quarterly changes in shares frequently result in a cost basis of zero.

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Disclosed Equity Positions (from 13F/NPORT Filings)
File
Date
Effective
Date
Form Security Class ID Avg Price
Paid (Est)
Reported
Shares
ΔShares ΔShares
(%)
Reported
Value
(x1000)
ΔValue
(%)
Alloc
(%)
ΔAlloc ΔAlloc (%) Cost Basis
(x1000)
Unrealized
Gain/Loss
(x1000)
2026-05-15 2026-03-31 13F COGENT BIOSCIENCES COM 19240Q201 107,443 51,337 91.50 4,135 107.58 0.0297
2026-02-17 2025-12-31 13F COGENT BIOSCIENCES COM 19240Q201 56,106 -510,266 -90.09 1,993 -75.51 0.0178
2025-11-14 2025-09-30 13F COGENT BIOSCIENCES COM 19240Q201 566,372 65,329 13.04 8,133 126.11 0.0837
2025-08-12 2025-06-30 13F COGENT BIOSCIENCES COM 19240Q201 501,043 317,222 172.57 3,597 226.70 0.0406
2025-05-14 2025-03-31 13F COGENT BIOSCIENCES COM 19240Q201 183,821 -93,702 -33.76 1,101 -49.12 0.0128
2025-02-12 2024-12-31 13F COGENT BIOSCIENCES COM 19240Q201 277,523 179,958 184.45 2,165 105.51 0.0252
2024-11-12 2024-09-30 13F COGENT BIOSCIENCES COM 19240Q201 97,565 -51,289 -34.46 1,054 -16.03 0.0133
2024-08-13 2024-06-30 13F COGENT BIOSCIENCES COM 19240Q201 148,854 130,001 689.55 1,255 895.24 0.0191
2024-05-14 2024-03-31 13F COGENT BIOSCIENCES COM 19240Q201 18,853 -58,549 -75.64 127 -72.31 0.0025
2024-02-09 2023-12-31 13F COGENT BIOSCIENCES COM 19240Q201 77,402 36,294 88.29 455 13.75 0.0102
2023-11-13 2023-09-30 13F COGENT BIOSCIENCES COM 19240Q201 41,108 41,108 401 0.0101
2023-05-15 2023-03-31 13F COGENT BIOSCIENCES COM 19240Q201 0 -61,506 -100.00 0 -100.00
2023-02-13 2022-12-31 13F COGENT BIOSCIENCES COM 19240Q201 61,506 23,904 63.57 711 26.74 0.0202
2022-11-14 2022-09-30 13F COGENT BIOSCIENCES COM 19240Q201 37,602 37,602 561 0.0197
2022-02-11 2021-12-31 13F COGENT BIOSCIENCES COM 19240Q201 0 -11,407 -100.00 0 -100.00
2021-11-12 2021-09-30 13F COGENT BIOSCIENCES COM 19240Q201 11,407 11,407 96 0.0076
2021-05-13 2021-03-31 13F COGENT BIOSCIENCES COM 19240Q201 0 -13,138 -100.00 0 -100.00
2021-02-11 2020-12-31 13F COGENT BIOSCIENCES COM 19240Q201 13,138 13,138 148 0.0157
Legend
Shares
The total number of shares held by the institution at the end of the reporting period (the effective date). This is provided in the filing.
Value
The total value of the shares as of the effective date. This is provided in the filing.
Avg. Share Price
The weighted average share price of the shares held by the institution. We use FIFO accounting to determine this price
Class
This is the security class as indicated by the filer. There are a variety of values for this field. Common values include "EC" = equity common, "EP" - equity preferred
Allocation (%)
The percent of the institution's portfolio that this position represents. This is provided in NPORT filings. For 13F filings, we calculate it.
Change in Allocation
The change in allocation from the prior reporting period. This is calculated as current allocation - prior allocation.
Change in Allocation (%)
The percent change in allocation from the prior reporting period. This is calculated as (current allocation - prior allocation) / prior allocation.
Cost Basis
The total cost of the shares held. This is calculated as reported shares * avg. share price
Unrealized Gain/Loss
This is the market value of the position as of the effective date minus the cost basis.