Granahan Investment Management, LLC

Position in SNDX — Syndax Pharmaceuticals Inc

CIK 1026710 WALTHAM, MA

Position in SNDX

as of Jun 30, 2026 · filed Aug 14, 2026 Compact

Position Value

$9,771,157

+$2,615,499 QoQ

Shares Held

446,988

+45.9% QoQ

Ownership

0.501%

of shares outstanding

% of Portfolio

0.35%

of 13F equity value

Holder Rank

#49

of 240 holders

Holding Since

Dec 2023

11 quarters on record

Voting authority Sole 90% Shared 0% None 10%

Healthcare · as of Jun 30, 2026

Granahan Investment Management, LLC holds $227,093,647 across 25 Biotechnology names. SNDX ranks #4 (4.3% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	LGND	Ligand Pharmaceuticals Inc	147,231	$46,538,246
2	CELC	Celcuity Inc.	179,053	$18,732,524
3	STOK	Stoke Therapeutics, Inc.	461,608	$15,103,813
4	SNDX	Syndax Pharmaceuticals Inc This page	446,988	$9,771,157
5	RYTM	Rhythm Pharmaceuticals, Inc.	83,270	$9,245,468
6	SRRK	Scholar Rock Holding Corp	163,759	$9,006,745
7	TSHA	Taysha Gene Therapies, Inc.	1,305,177	$8,888,255
8	ZYME	Zymeworks Inc.	336,157	$8,787,143

11 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$9,771,157	446,988	+45.9%	Shares	Sole	2026-08-14
2026-03-31	$7,155,658	306,321	-16.5%	Shares	Sole	2026-05-15
2025-12-31	$7,706,320	366,793	-7.5%	Shares	Sole	2026-02-17
2025-09-30	$6,097,629	396,336	-60.0%	Shares	Sole	2025-11-14
2025-06-30	$9,284,348	991,388	+80.3%	Shares	Sole	2025-08-14
2025-03-31	$6,756,037	549,942	-39.3%	Shares	Sole	2025-05-15
2024-12-31	$11,968,356	905,322	+36.2%	Shares	Sole	2025-02-14
2024-09-30	$12,796,726	664,765	+11.8%	Shares	Sole	2024-11-14
2024-06-30	$12,202,744	594,386	+49.8%	Shares	Sole	2024-08-14
2024-03-31	$9,445,696	396,878	+23.7%	Shares	Sole	2024-05-15
2023-12-31	$6,934,886	320,911	—	Shares	Sole	2024-02-14
No filing history on record for this holder in this stock.