Primecap Management
IMCR icon

Primecap Management’s Immunocore IMCR Stock Holding History

Primecap Management’s Portfolio IMCR Stock Details IMCR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$116M Sell
3,638,241
-55,000
-1% -$1.63M 0.07% 152
2026
Q1 		$111M Sell
3,693,241
-268,639
-7% -$8.69M 0.09% 139
2025
Q4 		$138M Buy
3,961,880
+207,320
+6% +$7.32M 0.1% 130
2025
Q3 		$136M Sell
3,754,560
-16,914
-0.4% -$575K 0.1% 130
2025
Q2 		$118M Buy
3,771,474
+1,092,824
+41% +$33.9M 0.09% 143
2025
Q1 		$79.5M Buy
2,678,650
+10,100
+0.4% +$303K 0.07% 153
2024
Q4 		$78.7M Buy
2,668,550
+196,530
+8% +$6.21M 0.06% 155
2024
Q3 		$77M Buy
2,472,020
+520,950
+27% +$18.9M 0.06% 160
2024
Q2 		$66.1M Buy
1,951,070
+1,901,570
+3,842% +$97M 0.05% 168
2024
Q1 		$3.22M Buy
+49,500
New +$3.4M ﹤0.01% 297

Other funds holding IMCR

Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
BG
Bellevue Group Kuesnacht, Switzerland $4.75B AUM 68.58% 1-Year Est. Return
TCM
Tang Capital Management San Diego, California $2.2B AUM 156.35% 1-Year Est. Return
VPC
Vestal Point Capital New York $4.28B AUM 239% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
AC
Armistice Capital New York $8.17B AUM 68.82% 1-Year Est. Return
CP
Caligan Partners New York $2.13B AUM 758.65% 1-Year Est. Return

Primecap Management's IMCR Position: Q2 2026 in Review

Primecap Management reduced its Immunocore (IMCR) stake by 1.5% in Q2 2026, selling an estimated $1.63M and leaving 3,638,241 shares worth $116M. The position accounts for 0.07% of the portfolio, ranked #152.

Primecap Management first reported a position in IMCR in Q1 2024 and has held it in 10 quarters since. The position peaked at $138M in Q4 2025. 136 funds tracked by Wall St. Rank hold IMCR as of Q2 2026.

  • Primecap Management held 3,638,241 shares of Immunocore worth $116M as of Q2 2026.
  • Primecap Management sold 55,000 Immunocore shares in Q2 2026, an estimated $1.63M.
  • Immunocore made up 0.07% of Primecap Management's portfolio in Q2 2026, its #152 holding.
  • Primecap Management first reported a position in Immunocore in Q1 2024 and has held it in 10 quarters since.
  • Primecap Management's Immunocore position peaked at $138M in Q4 2025.
  • 136 funds tracked by Wall St. Rank held Immunocore as of Q2 2026.

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