Massachusetts Financial Services’s BWX Technologies BWXT Stock Holding History

Massachusetts Financial Services’s Portfolio BWXT Stock Details BWXT Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$248M	Sell	1,275,651 -10,606	-0.8%	-$2.21M	0.08%	228
2026 Q1	$263M	Sell	1,286,257 -89,483	-7%	-$18.2M	0.09%	210
2025 Q4	$238M	Buy	1,375,740 +216,707	+19%	+$40.6M	0.08%	230
2025 Q3	$214M	Buy	1,159,033 +239,292	+26%	+$38.5M	0.07%	269
2025 Q2	$132M	Buy	+919,741	New	+$107M	0.04%	349

Other funds holding BWXT

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return

Mawer Investment Management Calgary, Alberta, Canada $14.7B AUM 12.5% 1-Year Est. Return

SIMG

Stephens Investment Management Group Houston, Texas $9.33B AUM 56.1% 1-Year Est. Return

Fiera Capital (Canada) Montreal, Quebec, Canada $27.6B AUM 23.56% 1-Year Est. Return

Citigroup New York $303B AUM 53.02% 1-Year Est. Return

ZIC

ZWJ Investment Counsel Atlanta, Georgia $3.09B AUM 39.43% 1-Year Est. Return

New York State Common Retirement Fund Albany, New York $79.3B AUM 43.63% 1-Year Est. Return

VNIM

Vaughan Nelson Investment Management Houston, Texas $11.3B AUM 53% 1-Year Est. Return

Massachusetts Financial Services's BWXT Position: Q2 2026 in Review

Massachusetts Financial Services reduced its BWX Technologies (BWXT) stake by 0.82% in Q2 2026, selling an estimated $2.21M and leaving 1,275,651 shares worth $248M. The position accounts for 0.08% of the portfolio, ranked #228.

Massachusetts Financial Services first reported a position in BWXT in Q2 2025 and has held it in 5 quarters since. The position peaked at $263M in Q1 2026. 450 funds tracked by Wall St. Rank hold BWXT as of Q2 2026.

Massachusetts Financial Services held 1,275,651 shares of BWX Technologies worth $248M as of Q2 2026.
Massachusetts Financial Services sold 10,606 BWX Technologies shares in Q2 2026, an estimated $2.21M.
BWX Technologies made up 0.08% of Massachusetts Financial Services's portfolio in Q2 2026, its #228 holding.
Massachusetts Financial Services first reported a position in BWX Technologies in Q2 2025 and has held it in 5 quarters since.
Massachusetts Financial Services's BWX Technologies position peaked at $263M in Q1 2026.
450 funds tracked by Wall St. Rank held BWX Technologies as of Q2 2026.

Based on Massachusetts Financial Services's 13F filing for Q2 2026, filed 3 Aug 2026.