Calamos Advisors
HIO

Calamos Advisors’s Western Asset High Income Opportunity Fund HIO Stock Holding History

Calamos Advisors’s Portfolio HIO Stock Details HIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$639K Buy
175,495
+11,700
+7% +$42.7K ﹤0.01% 809
2026
Q1 		$595K Buy
163,795
+19,500
+14% +$72.6K ﹤0.01% 882
2025
Q4 		$535K Buy
+144,295
New +$547K ﹤0.01% 759

Other funds holding HIO

CIA
Capital Investment Advisors Atlanta, Georgia $7.59B AUM 23.38% 1-Year Est. Return
RC
Rareview Capital Las Vegas, Nevada $179M AUM 11.14% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return
SFS
Shaker Financial Services Arlington, Virginia $319M AUM 3.9% 1-Year Est. Return
AIA
Absolute Investment Advisers Rosemary Beach, Florida $1.03B AUM 1% 1-Year Est. Return
CPIG
Chicago Partners Investment Group Chicago, Illinois $5B AUM 26.84% 1-Year Est. Return
PFA
Pathway Financial Advisers Auburn, Indiana $397M AUM 33.93% 1-Year Est. Return
RA
RFG Advisory Birmingham, Alabama $6.4B AUM 19.93% 1-Year Est. Return
Envestnet Asset Management
Envestnet Asset Management Chicago, Illinois $424B AUM 22.96% 1-Year Est. Return
FGA
Fortis Group Advisors Westwood, New Jersey $626M AUM 33.6% 1-Year Est. Return

Calamos Advisors's HIO Position: Q2 2026 in Review

Calamos Advisors increased its Western Asset High Income Opportunity Fund (HIO) stake by 7.1% in Q2 2026, buying an estimated $42.7K and bringing the position to 175,495 shares worth $639K. The position accounts for ﹤0.01% of the portfolio, ranked #809.

Calamos Advisors first reported a position in HIO in Q4 2025 and has held it in 3 quarters since. 61 funds tracked by Wall St. Rank hold HIO as of Q2 2026.

  • Calamos Advisors held 175,495 shares of Western Asset High Income Opportunity Fund worth $639K as of Q2 2026.
  • Calamos Advisors bought 11,700 Western Asset High Income Opportunity Fund shares in Q2 2026, an estimated $42.7K.
  • Western Asset High Income Opportunity Fund made up ﹤0.01% of Calamos Advisors's portfolio in Q2 2026, its #809 holding.
  • Calamos Advisors first reported a position in Western Asset High Income Opportunity Fund in Q4 2025 and has held it in 3 quarters since.
  • 61 funds tracked by Wall St. Rank held Western Asset High Income Opportunity Fund as of Q2 2026.

Based on Calamos Advisors's 13F filing for Q2 2026, filed 31 Jul 2026.