GIM
GRAL

Granahan Investment Management’s GRAIL Inc GRAL Stock Holding History

Granahan Investment Management’s Portfolio GRAL Stock Details GRAL Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$21.9M Buy
321,176
+271,548
+547% +$16M 0.78% 34
2026
Q1 		$2.56M Sell
49,628
-880
-2% -$68.2K 0.12% 132
2025
Q4 		$4.32M Buy
+50,508
New +$4.36M 0.19% 116

Other funds holding GRAL

FCM
Farallon Capital Management San Francisco, California $21.7B AUM 79.24% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $20B AUM 154.41% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
SC
Sessa Capital New York $5.98B AUM 99.85% 1-Year Est. Return
DTC
Deep Track Capital Greenwich, Connecticut $6.87B AUM 205.24% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
APCM
Arbiter Partners Capital Management New York $190M AUM 50.42% 1-Year Est. Return

Granahan Investment Management's GRAL Position: Q2 2026 in Review

Granahan Investment Management increased its GRAIL Inc (GRAL) stake by 547% in Q2 2026, buying an estimated $16M and bringing the position to 321,176 shares worth $21.9M. The position accounts for 0.78% of the portfolio, ranked #34.

Granahan Investment Management first reported a position in GRAL in Q4 2025 and has held it in 3 quarters since. 373 funds tracked by Wall St. Rank hold GRAL as of Q2 2026.

  • Granahan Investment Management held 321,176 shares of GRAIL Inc worth $21.9M as of Q2 2026.
  • Granahan Investment Management bought 271,548 GRAIL Inc shares in Q2 2026, an estimated $16M.
  • GRAIL Inc made up 0.78% of Granahan Investment Management's portfolio in Q2 2026, its #34 holding.
  • Granahan Investment Management first reported a position in GRAIL Inc in Q4 2025 and has held it in 3 quarters since.
  • 373 funds tracked by Wall St. Rank held GRAIL Inc as of Q2 2026.

Based on Granahan Investment Management's 13F filing for Q2 2026, filed 14 Aug 2026.