HI
PRME icon

Harbour Investments’s Prime Medicine PRME Stock Holding History

Harbour Investments’s Portfolio PRME Stock Details PRME Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$288 Buy
78
+4
+5% +$13 ﹤0.01% 4485
2026
Q1 		$258 Buy
+74
New +$282 ﹤0.01% 4396

Other funds holding PRME

AI
Alphabet Inc Mountain View, California $99.1B AUM 124.46% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AIM
ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
CC
Casdin Capital New York $2B AUM 147.21% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return

Harbour Investments's PRME Position: Q2 2026 in Review

Harbour Investments increased its Prime Medicine (PRME) stake by 5.4% in Q2 2026, buying an estimated $13 and bringing the position to 78 shares worth $288. The position accounts for ﹤0.01% of the portfolio, ranked #4485.

Harbour Investments first reported a position in PRME in Q1 2026 and has held it in 2 quarters since. 187 funds tracked by Wall St. Rank hold PRME as of Q2 2026.

  • Harbour Investments held 78 shares of Prime Medicine worth $288 as of Q2 2026.
  • Harbour Investments bought 4 Prime Medicine shares in Q2 2026, an estimated $13.
  • Prime Medicine made up ﹤0.01% of Harbour Investments's portfolio in Q2 2026, its #4485 holding.
  • Harbour Investments first reported a position in Prime Medicine in Q1 2026 and has held it in 2 quarters since.
  • 187 funds tracked by Wall St. Rank held Prime Medicine as of Q2 2026.

Based on Harbour Investments's 13F filing for Q2 2026, filed 12 Aug 2026.