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SCHEDULE 13D Filed 2026-05-15 Event 2026-05-08 SEC 0001193125-26-226695 →

Dimension Capital II, L.P. Odyssey Therapeutics, Inc. ODTX

Stake: 7.10% Shares: 3,333,516 CUSIP: 67613T104 Class: Common Stock, $0.0001 par value per share

Item 4 — Purpose of Transaction

The Reporting Persons acquired the Common Stock set forth in this Schedule 13D and hold their shares of Common Stock for investment purposes. Nan Li currently serves as a member of the Issuer's Board of Directors. Each Reporting Person expects to continuously review such person's investment in the Issuer and, depending on various factors including but not limited to, the price of the Common Stock, the terms and conditions of the transaction, prevailing market conditions and such other considerations as such Reporting Person deems relevant, may at any time or from time to time, and subject to any required regulatory approvals, acquire additional Common Stock, preferred stock or other securities convertible into or exercisable or exchangeable for Common Stock from time to time on the open market, in privately negotiated transactions, directly from the Issuer, or upon the exercise or conversion of securities convertible into or exercisable or exchangeable for Common Stock. Each Reporting Person also may, at any time, subject to compliance with applicable securities laws and regulatory requirements dispose of or distribute some or all of its Common Stock or such other securities as it owns or may subsequently acquire depending on various factors, including but not limited to, the price of the shares, the terms and conditions of the transaction and prevailing market conditions, as well as the liquidity and diversification objectives. Consistent with their investment intent, each Reporting Person may from time to time discuss with the Issuer's management, directors, other shareholders and others, the Issuer's performance, business, strategic direction, capital structure, product development program, prospects and management, as well as various ways of maximizing stockholder value, which may or may not include extraordinary transactions. Except as indicated herein, no Reporting Person, as a stockholder of the Issuer, has any plan or proposal that relates or would result in any of the transactions or other matters specified in clauses (a) through (j) of Item 4 of Schedule 13D. Each Reporting Person may, at any time and from time to time, review or reconsider its or his position and/or change its or his purpose and/or formulate plans or proposals with respect thereto.

Cross-References

Insider Activity (last 365d)
78 transactions
19 buys · 3 sales · 4 awards/exercises
Issuer Cluster
5 13D/G filings on this issuer
4 other filings besides this one
Filer Track Record
1 filings by this filer
0 other filings in the data moat
Short Interest · settle 2026-07-31
DTC 9.68
2,270,930 shares short · +13.9% vs prior

Post-Filing Returns · since 2026-05-08 on ODTX

+1 day
0.0%
+5 days
0.0%
+30 days
0.0%
+60 days
0.0%
+90 days
+180 days

Anchor price 15.91 on closest trading day on/after 2026-05-08. Source: Yahoo Finance daily adj_close (split + dividend adjusted).

Form 4 Insider Transactions · last 365d

DateInsiderRoleTypeSharesPriceValue
2026-05-11 TPG GP A, LLC J 423,111
2026-05-11 SR ONE CAPITAL MANAGEMENT, LLC 10%+ owner C 474,048
2026-05-11 Li Nan (LN) director C 1,709,543
2026-05-11 Chu Shelley director Buy 11,111 $18.00 $200K
2026-05-11 Glick Gary D director, officer C 27,386
2026-05-11 Opipari Anthony W. officer C 6,965
2026-05-11 Opipari Anthony W. officer Option exercise 541
2026-05-11 Opipari Anthony W. officer F 4 $18.00 $72
2026-05-11 Opipari Anthony W. officer C 18,531
2026-05-11 Opipari Anthony W. officer C 11,083
2026-05-11 Opipari Anthony W. officer C 20,000
2026-05-11 Opipari Anthony W. officer C 17,545
2026-05-11 Opipari Anthony W. officer Option exercise 5,263 $0.10 $526
2026-05-11 Glick Gary D director, officer C 100,000
2026-05-11 Glick Gary D director, officer C 166,116
2026-05-11 Li Nan (LN) director Buy 1,111,111 $18.00 $20.00M
2026-05-11 Li Nan (LN) director C 16,611,626
2026-05-11 LEIDEN JEFFREY M director C 28,698
2026-05-11 LEIDEN JEFFREY M director Option exercise 2,963
2026-05-11 LEIDEN JEFFREY M director F 17 $18.00 $306
2026-05-11 LEIDEN JEFFREY M director C 79,166
2026-05-11 LEIDEN JEFFREY M director C 100,000
2026-05-11 LEIDEN JEFFREY M director C 96,002
2026-05-11 LEIDEN JEFFREY M director Option exercise 28,800 $0.10 $3K
2026-05-11 SR ONE CAPITAL MANAGEMENT, LLC 10%+ owner C 139,366
Showing 25 of 78

Other 13D/G Filings on Odyssey Therapeutics, Inc.

FiledFormFilerStakeShares
2026-06-05 SCHEDULE 13G FMR LLC view →
2026-05-18 SCHEDULE 13D TPG GP A, LLC 7.80% 3,690,146 view →
2026-05-18 SCHEDULE 13D SR ONE CAPITAL MANAGEMENT, LLC 8.00% 3,794,883 view →
2026-05-15 SCHEDULE 13D Jeito II S.L.P. 7.80% 3,690,145 view →

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