MERCURY SYS INC

Ticker: MRCY CUSIP: 589378108 Class: Common Stock

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 984,273 Value ($000) $71,862 Avg Close $74.39 Range $65.04 - $85.33
Q3 2025
Shares 2,487,957 Value ($000) $192,568 Avg Close $62.18 Range $49.54 - $78.75
Q2 2025
Shares 4,695,683 Value ($000) $252,909 Avg Close $48.71 Range $39.89 - $54.32
Q1 2025
Shares 5,372,198 Value ($000) $231,488 Avg Close $43.80 Range $39.42 - $52.25
Q4 2024
Shares 6,432,601 Value ($000) $270,169 Avg Close $38.14 Range $32.32 - $44.63
Q3 2024
Shares 7,299,512 Value ($000) $270,082 Avg Close $35.20 Range $27.01 - $42.72
Q2 2024
Shares 6,416,449 Value ($000) $173,180 Avg Close $29.17 Range $26.48 - $32.86
Q1 2024
Shares 6,379,526 Value ($000) $188,196 Avg Close $30.13 Range $25.31 - $37.26
Q4 2023
Shares 6,556,772 Value ($000) $239,781 Avg Close $36.10 Range $31.04 - $39.59
Q3 2023
Shares 6,749,562 Value ($000) $250,341 Avg Close $36.89 Range $32.26 - $40.95
Q2 2023
Shares 5,372,657 Value ($000) $185,840 Avg Close $42.71 Range $28.90 - $52.95
Q1 2023
Shares 5,348,358 Value ($000) $273,408 Avg Close $50.53 Range $44.14 - $59.13
Q4 2022
Shares 5,205,968 Value ($000) $232,915 Avg Close $47.30 Range $40.89 - $53.66
Q3 2022
Shares 5,264,541 Value ($000) $213,740 Avg Close $52.40 Range $40.48 - $65.00
Q2 2022
Shares 4,473,369 Value ($000) $287,772 Avg Close $59.66 Range $53.76 - $68.08
Q1 2022
Shares 4,606,998 Value ($000) $296,921 Avg Close $59.38 Range $49.79 - $72.28
Q4 2021
Shares 3,317,822 Value ($000) $182,679 Avg Close $50.65 Range $46.44 - $56.45
Q3 2021
Shares 3,348,212 Value ($000) $158,772 Avg Close $55.58 Range $44.44 - $67.98
Q2 2021
Shares 3,385,827 Value ($000) $224,413 Avg Close $69.11 Range $52.40 - $79.45
Q1 2021
Shares 3,268,644 Value ($000) $230,930 Avg Close $72.27 Range $59.88 - $88.80
Q4 2020
Shares 3,249,564 Value ($000) $286,157 Avg Close $75.98 Range $66.00 - $88.96
Q3 2020
Shares 2,761,855 Value ($000) $213,933 Avg Close $75.86 Range $66.33 - $83.18
Q2 2020
Shares 2,105,120 Value ($000) $165,589 Avg Close $81.87 Range $65.87 - $96.29
Q1 2020
Shares 2,150,709 Value ($000) $153,432 Avg Close $75.77 Range $52.24 - $87.57
Q4 2019
Shares 263,845 Value ($000) $18,234 Avg Close $72.04 Range $67.70 - $82.13
Q3 2019
Shares 202,010 Value ($000) $16,397 Avg Close $79.00 Range $67.40 - $89.44
Q2 2019
Shares 257,436 Value ($000) $18,111 Avg Close $69.39 Range $63.39 - $79.83
Q1 2019
Shares 262,381 Value ($000) $16,813 Avg Close $57.65 Range $43.01 - $67.85
Q4 2018
Shares 241,457 Value ($000) $11,419 Avg Close $48.76 Range $41.16 - $55.82
Q3 2018
Shares 282,735 Value ($000) $15,641 Avg Close $48.40 Range $37.55 - $57.26
Q2 2018
Shares 245,406 Value ($000) $9,340 Avg Close $38.70 Range $30.11 - $49.35
Q1 2018
Shares 165,443 Value ($000) $7,994 Avg Close $47.69 Range $41.64 - $52.59
Q4 2017
Shares 168,442 Value ($000) $8,649 Avg Close $51.31 Range $47.69 - $55.00
Q3 2017
Shares 195,390 Value ($000) $10,137 Avg Close $46.11 Range $39.96 - $52.00
Q2 2017
Shares 361,590 Value ($000) $15,219 Avg Close $39.30 Range $36.09 - $43.15
Q1 2017
Shares 327,280 Value ($000) $12,780 Avg Close $35.55 Range $29.31 - $40.86
Q4 2016
Shares 349,318 Value ($000) $10,556 Avg Close $28.41 Range $22.31 - $32.75
Q3 2016
Shares 515,833 Value ($000) $12,674 Avg Close $24.01 Range $21.52 - $26.37
Q2 2016
Shares 460,983 Value ($000) $11,460 Avg Close $21.50 Range $18.98 - $24.87
Q1 2016
Shares 168,458 Value ($000) $3,420 Avg Close $17.48 Range $15.67 - $20.85