Illinois Municipal Retirement Fund / MRK
Illinois Municipal Retirement Fund’s Merck & Co Inc Position
Does Illinois Municipal Retirement Fund own Merck & Co Inc (MRK)? Yes — 487.4K shares worth $59M (+0.75% of its 13F portfolio) as of Q1 2026, down from 546.7K shares the prior filed quarter.
Position Value
$59M
Q1 2026
Shares
487.4K
% of Portfolio
+0.75%
Quarters Held
26
currently held
Position History MRK
Reported value by quarter
| Quarter | Shares | Value | % of Portfolio |
|---|---|---|---|
| Q1 2026 | 487.4K | $59M | +0.75% |
| Q4 2025 | 546.7K | $58M | +0.72% |
| Q3 2025 | 548.9K | $46M | +0.59% |
| Q2 2025 | 544.4K | $43M | +0.59% |
| Q1 2025 | 443.0K | $40M | +0.58% |
| Q4 2024 | 457.9K | $46M | +0.64% |
| Q3 2024 | 514.2K | $58M | +0.83% |
| Q2 2024 | 522.5K | $65M | +0.98% |
| Q1 2024 | 470.8K | $62,119 | +0.95% |
| Q4 2023 | 475.1K | $51,799 | +0.87% |
| Q3 2023 | 426.5K | $43,912 | +0.82% |
| Q2 2023 | 444.5K | $51,288 | +1.03% |
| Q1 2023 | 408.2K | $43,432 | +0.93% |
| Q4 2022 | 435.3K | $48,295 | +1.08% |
| Q3 2022 | 418.1K | $36M | +0.89% |
| Q2 2022 | 428.7K | $39M | +0.92% |
| Q1 2022 | 274.9K | $23M | +0.67% |
| Q4 2021 | 272.2K | $21M | +0.58% |
| Q3 2021 | 218.7K | $16M | +0.60% |
| Q2 2021 | 172.6K | $13M | +0.55% |
| Q1 2021 | 211.7K | $16M | +0.72% |
| Q4 2020 | 191.2K | $16M | +0.73% |
| Q3 2020 | 80.1K | $7M | +0.88% |
| Q2 2020 | 41.3K | $3M | +1.33% |
| Q1 2020 | 21.0K | $2M | +0.80% |
| Q4 2019 | 11.2K | $1M | +0.39% |
Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Illinois Municipal Retirement Fund’s full portfolio or all institutional holders of MRK.